Description
Functional Devices RIBHX24BA Enclosed Relay Overview
The Functional Devices RIBHX24BA is a robust enclosed relay designed for demanding HVAC and building automation control applications. Part of the trusted RIB® (Relay in a Box) product family, this unit delivers dependable switching performance in a compact, fully enclosed housing that protects internal components from dust and environmental contaminants.
Key Features
- 20 Amp switching capacity for reliable load control
- 24VAC/DC coil voltage — compatible with standard HVAC control circuits
- Enclosed housing protects relay components from dust and debris
- Compact form factor for easy installation in panels, enclosures, or junction boxes
- Designed for use in HVAC, building automation, and commercial control systems
- Part of Functional Devices’ industry-trusted RIB® relay product line
Typical Applications
- HVAC equipment switching and control
- Fan, pump, and motor load switching
- Building automation and energy management systems
- Commercial and light industrial control panels
Why Choose Functional Devices RIB® Relays
Functional Devices has been a leading manufacturer of relay and control products for the HVAC and building automation industries for decades. Their RIB® enclosed relays are renowned for quality construction, ease of installation, and long service life — making them a go-to choice for contractors and engineers alike.









